| [12052] Cocconeis costata var. pacifica | Appellations de Taxon | 12052 |
| [12053] Cocconeis delalineata | Appellations de Taxon | 12053 |
| [12054] Cosmioneis delawarensis | Appellations de Taxon | 12054 |
| [12055] Cymbella oestrupii | Appellations de Taxon | 12055 |
| [12056] Cocconeis sedimentaria | Appellations de Taxon | 12056 |
| [12057] Cymbopleura pseudoparunculus | Appellations de Taxon | 12057 |
| [12058] Craticula paramolesta | Appellations de Taxon | 12058 |
| [12059] Cymbella pernodensis | Appellations de Taxon | 12059 |
| [12060] Cymbella peraspera var. gigantea | Appellations de Taxon | 12060 |
| [12061] Cymbopleura perpalpebralis | Appellations de Taxon | 12061 |
| [12062] Cymbopleura perprocera | Appellations de Taxon | 12062 |
| [12064] Cymbopleura parunculoides | Appellations de Taxon | 12064 |
| [12065] Coscinodiscus perforatus | Appellations de Taxon | 12065 |
| [12066] Capartogramma rhombicum | Appellations de Taxon | 12066 |
| [12067] Cymbopleura prisca | Appellations de Taxon | 12067 |
| [12068] Cymbella omaniana | Appellations de Taxon | 12068 |
| [12069] Cocconeis notata | Appellations de Taxon | 12069 |
| [1207] Solenostoma triste | Appellations de Taxon | 1207 |
| [12070] Coscinodiscus obscurus | Appellations de Taxon | 12070 |
| [12071] Cocconeis ornata | Appellations de Taxon | 12071 |
| [12072] Cocconeiopsis patrickae | Appellations de Taxon | 12072 |
| [12073] Cocconeis pinnata | Appellations de Taxon | 12073 |
| [12074] Cymbopleura oregonica var. oregonica | Appellations de Taxon | 12074 |
| [12075] Cymbella orientalis | Appellations de Taxon | 12075 |
| [12076] Cymbopleura oregonica var. lata | Appellations de Taxon | 12076 |
| [12077] Cymbopleura ornata | Appellations de Taxon | 12077 |
| [12078] Coscinodiscus rudolfii | Appellations de Taxon | 12078 |
| [12079] Cocconeis scutellum var. ampliata | Appellations de Taxon | 12079 |
| [1208] Ricciaceae | Appellations de Taxon | 1208 |
| [12080] Cocconeis shikinensis | Appellations de Taxon | 12080 |
| [12081] Cyclotella papillosa | Appellations de Taxon | 12081 |
| [12082] Cymbella peraspera var. peraspera | Appellations de Taxon | 12082 |
| [12083] Caloneis patagonica | Appellations de Taxon | 12083 |
| [12084] Campylodiscus birostratus | Appellations de Taxon | 12084 |
| [12085] Cymbopleura problematica | Appellations de Taxon | 12085 |
| [12086] Cymbella proxima var. borealis | Appellations de Taxon | 12086 |
| [12087] Craspedoporus briggeri | Appellations de Taxon | 12087 |
| [12088] Cocconeis pseudodiruptoides | Appellations de Taxon | 12088 |
| [12089] Cocconeis pseudolineata abnormal form | Appellations de Taxon | 12089 |
| [1209] Riccia | Appellations de Taxon | 1209 |
| [12090] Cyclotella pseudostelligera f. diminuta | Appellations de Taxon | 12090 |
| [12091] Craspedopleura kryophila | Appellations de Taxon | 12091 |
| [12092] Cocconeis placentula var. euglypta abnormal form | Appellations de Taxon | 12092 |
| [12093] Cymbella perjaponica | Appellations de Taxon | 12093 |
| [12094] Craspedoporus johnsonianus | Appellations de Taxon | 12094 |
| [12095] Capartogramma karstenii | Appellations de Taxon | 12095 |
| [12096] Coscinodiscus perikompsos | Appellations de Taxon | 12096 |
| [12097] Cocconeis placentula var. placentula | Appellations de Taxon | 12097 |
| [12098] Ctenophora pulchella var. lacerata | Appellations de Taxon | 12098 |
| [12099] Cymbopleura nekliaiensis | Appellations de Taxon | 12099 |